TW200928378A - Overcurrent detection device - Google Patents
Overcurrent detection device Download PDFInfo
- Publication number
- TW200928378A TW200928378A TW096149230A TW96149230A TW200928378A TW 200928378 A TW200928378 A TW 200928378A TW 096149230 A TW096149230 A TW 096149230A TW 96149230 A TW96149230 A TW 96149230A TW 200928378 A TW200928378 A TW 200928378A
- Authority
- TW
- Taiwan
- Prior art keywords
- digital signal
- signal
- resistor
- detecting device
- load
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title abstract description 3
- 230000000295 complement effect Effects 0.000 claims abstract description 16
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 7
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 7
- 239000004065 semiconductor Substances 0.000 claims abstract description 4
- 230000005669 field effect Effects 0.000 claims description 22
- KZNMRPQBBZBTSW-UHFFFAOYSA-N [Au]=O Chemical compound [Au]=O KZNMRPQBBZBTSW-UHFFFAOYSA-N 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 229910001922 gold oxide Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
- Measurement Of Current Or Voltage (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW096149230A TW200928378A (en) | 2007-12-21 | 2007-12-21 | Overcurrent detection device |
| US12/025,040 US7679380B2 (en) | 2007-12-21 | 2008-02-03 | Overcurrent detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW096149230A TW200928378A (en) | 2007-12-21 | 2007-12-21 | Overcurrent detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200928378A true TW200928378A (en) | 2009-07-01 |
| TWI359951B TWI359951B (enrdf_load_stackoverflow) | 2012-03-11 |
Family
ID=40787803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW096149230A TW200928378A (en) | 2007-12-21 | 2007-12-21 | Overcurrent detection device |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7679380B2 (enrdf_load_stackoverflow) |
| TW (1) | TW200928378A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI405380B (zh) * | 2009-12-22 | 2013-08-11 | Delta Electronics Inc | 過電壓與過溫度偵測電路 |
| EP2387149B1 (en) | 2010-04-29 | 2012-11-07 | Dialog Semiconductor GmbH | Over-current protection for a switch mode class D audio amplifier |
| US8896323B2 (en) * | 2011-10-21 | 2014-11-25 | Texas Instruments Incorporated | Radiation-tolerant overcurrent detection |
| CN109038476A (zh) * | 2018-08-08 | 2018-12-18 | 杭州先途电子有限公司 | 一种过流保护电路及控制器 |
| US11146057B2 (en) | 2018-10-25 | 2021-10-12 | Nxp Usa, Inc. | Pad protection in an integrated circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07113861B2 (ja) * | 1988-01-29 | 1995-12-06 | 株式会社日立製作所 | 半導体素子の状態検出及び保護回路とそれを用いたインバータ回路 |
| CA2109755C (en) * | 1993-11-23 | 2004-11-02 | John Barry French | Composite bridge amplifier with output overload and thermal protection |
| US6108182A (en) * | 1998-10-30 | 2000-08-22 | Intersil Corporation | Overcurrent sensing circuit and self adjusting blanking |
-
2007
- 2007-12-21 TW TW096149230A patent/TW200928378A/zh not_active IP Right Cessation
-
2008
- 2008-02-03 US US12/025,040 patent/US7679380B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7679380B2 (en) | 2010-03-16 |
| TWI359951B (enrdf_load_stackoverflow) | 2012-03-11 |
| US20090160428A1 (en) | 2009-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI437574B (zh) | 電流感測放大器及其方法 | |
| WO2008084583A1 (ja) | 電流スイッチ回路及びそれを用いたｄ／ａコンバータ、半導体集積回路及び通信機器 | |
| TWI397231B (zh) | 嵌制電源熱插拔所造成電壓突波之電路及相關晶片 | |
| TW200928378A (en) | Overcurrent detection device | |
| TWI495975B (zh) | Voltage regulator | |
| TWI458256B (zh) | 基極偏壓控制裝置及放大器 | |
| DE602006017362D1 (de) | Bidirektionale mos-strommessschaltung | |
| JP2009165227A (ja) | 電圧変換回路 | |
| US7746126B2 (en) | Load driving circuit | |
| TWI339009B (en) | Limiter circuit | |
| CN1302594C (zh) | 用于配备多电池的电子装置的供电控制装置 | |
| US9287875B2 (en) | Load switch for controlling electrical coupling between power supply and load | |
| TW200600997A (en) | Voltage detection circuit | |
| CN202978247U (zh) | 过电流保护电路 | |
| Shrivastava et al. | A pulse width modulator using a high-speed comparator with flexible oxide TFT technology | |
| CN101470141B (zh) | 过电流侦测装置 | |
| TW451538B (en) | Latch up protection circuit suitable for use in multi power supply integrated circuit and its method | |
| US7880540B2 (en) | Amplifying system and related method | |
| US20130148453A1 (en) | Current-mode Sense Amplifier for high-speed sensing | |
| TWI313969B (en) | Chopper type comparator | |
| TWI321275B (enrdf_load_stackoverflow) | ||
| CN211554109U (zh) | 一种滞回信号检测电路 | |
| TW200406786A (en) | Sense amplifier with configurable voltage swing control | |
| TW201440402A (zh) | 電壓轉換裝置 | |
| CN115754440A (zh) | 一种低功耗、结构简易的电压检测电路 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |